This is a single item and not a set. This is only the andon board, and a case is not included. * For custom orders such as drilling holes, adding text, changing sizes, or designs, the price will vary. Please be sure to contact us via the question box beforehand. When installed in a number andon case, it will transmit light as an andon board. After winning the bid, production will begin once payment or the design is decided, and it will be completed in about "2-3 weeks". ◎ Please specify design number 1 or 2. 1: White 2: Black Large number size: 435mm x 225mm Standard number size: 335mm x 165mm Material: Clear acrylic board (3mm) with airbrushing from the back (with rainbow glitter). You can see the andon boards we've made on YouTube, so we'd be happy if you could watch them for reference (^-^) YouTube: Ekakiya https://www.youtube.com/watch?v=aHtiplDt5SU